..Although the issue of anthropogenic climate forcing and public health is widely recognized, one fundamental aspect has remained underappreciated: the impact of climatic change on plant biology and the well-being of human systems...

Cities as harbingers of climate change: common ragweed, urbanization, and public health

..Although controlled laboratory experiments have been conducted to demonstrate the sensitivity of allergenic pollen production to future climatic change (ie, increased CO(2) and temperature), no in situ data are available...

Evaluation of the growth response of six invasive species to past, present and future atmospheric carbon dioxide

..Although additional data are needed, the current study suggests the possibility that recent increases in atmospheric CO(2) during the 20th century may have been a factor in the selection of these species...

Predicting the impact of changing CO(2) on crop yields: some thoughts on food